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Type: Posts; User: rons

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  1. Replies
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    Thanks guys. Right now I have 5 seconds ramp...

    Thanks guys.

    Right now I have 5 seconds ramp up and coast to stop.
    The main tank is not accumulating any significant moisture, the black filter is collecting water. The system works better than I...
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    423

    The extended copper and filter bowl (volume) is...

    The extended copper and filter bowl (volume) is much greater than the original 1/2" tube of just a few feet. The increase in volume is 49.5 times. Then there is the volume of the black filter bowl....
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    423

    How about a sensible equation for up and down...

    How about a sensible equation for up and down times basewd on:
    motor hp
    input/output pulley dimensions, weight.
    stroke of pump
    etc.
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    423

    It brakes like hitting a brick wall. Too fast in...

    It brakes like hitting a brick wall. Too fast in my opinion.
  5. Replies
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    423

    This is the model Allen Bradley VFD I am using. ...

    This is the model Allen Bradley VFD I am using.

    PLC Hardware - Allen Bradley 20AB022A0AYNANNN
  6. Replies
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    3,239

    I got a hand pump bottle of Hempz original...

    I got a hand pump bottle of Hempz original formula lotion.
  7. Replies
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    To avoid a bus over-voltage zone due to...

    To avoid a bus over-voltage zone due to regeneration.

    A quote from Precision Electric:

    The most common time a VFD overvoltage fault occurs is during deceleration. Sometimes the braking torque...
  8. Replies
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    423

    VFD Ramp Times with high enertia loads?

    Should the up and down times be equal?

    I'm testing a compressor with a cast iron flywheel that is dual belt and 18" diameter. 5Hp motor with 10 seconds for accel/decel times. They are default...
  9. Replies
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    This was the original connection (1/2" tube with...

    This was the original connection (1/2" tube with small check valve) from head to tank. Got too hot to touch.

    259402

    The new stuff with 50 feet of 7/8" copper with 1" NPT check valve. The black...
  10. Replies
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    3,239

    I am going to try that. I had often wondered...

    I am going to try that.

    I had often wondered about Jay Leno and his clean hands and fingernails. Always looked like he had just gotten a manicure when he was on the Tonight Show. I type this...
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    The final result. The smashed down section was...

    The final result. The smashed down section was right about where the tubing is going through the last wood hole. And the slight bend on the right tube had to be done to clear the strut. I ran the...
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    You make me want to take a 1500 mile drive.

    You make me want to take a 1500 mile drive.
  13. Replies
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    I got the job done. The extra work I had to do...

    I got the job done. The extra work I had to do was caused by some guy's big foot.

    I bought a 50' roll of soft copper in a cardboard box but did not open it until I got ready to bend it. One of the...
  14. Replies
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    Metcal uses a high frequency generator to get the...

    Metcal uses a high frequency generator to get the tip hot. The tip becomes hot quickly and when the power supply is turned off the tip gets cold fast.

    The only thing about my Metcal is when the...
  15. If we cut off their oil supply again they will...

    If we cut off their oil supply again they will try harder.
  16. So watch a factory video and go figure.

    So watch a factory video and go figure.
  17. Replies
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    You almost had me believing that.

    You almost had me believing that.
  18. Replies
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    907

    If you have noticed with a RPC generator motor: ...

    If you have noticed with a RPC generator motor:

    Turn on a RPC and the motor makes some noise and there might be vibration. The motor voltage/current imbalance does that. When you turn on the load...
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    Yeah, that is right.

    Yeah, that is right.
  20. Replies
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    1,358

    I remember a guy telling me that a quality table...

    I remember a guy telling me that a quality table has granite underneath the felt top.
  21. If you look at some youtube videos of automobile...

    If you look at some youtube videos of automobile manufacturing they use paint spray heads on robotic arms.
  22. Replies
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    Run a test and monitor all three legs for current.

    Run a test and monitor all three legs for current.
  23. 120V control voltage? Do you have a neutral...

    120V control voltage? Do you have a neutral available for this? I wouldn't think of running a neutral wire along with my two 240V wires for 75 feet just to have 120V control voltage available....
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    The Airbase EMAX spec: Built-in head unloaders...

    The Airbase EMAX spec: Built-in head unloaders designed for continuous run applications
  25. Replies
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    845

    Not as good as a 5 or 7.5 Hp. My 120 gallon...

    Not as good as a 5 or 7.5 Hp.

    My 120 gallon and pump like yours came with a 5 Hp single phase motor. I replaced it with a 5 Hp three phase motor and VFD. If I was just blowing dust out through the...
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